Lexus ES manuals

Lexus ES: Diagnosis System

DIAGNOSIS SYSTEM

PARKING ASSIST MONITOR DIAGNOSIS SYSTEM

(a) For panoramic view monitor system diagnosis, signals received by the parking assist ECU can be checked, and the panoramic view monitor system can be calibrated, adjusted and checked using the multi-display assembly.

NOTICE:

Depending on the parts that are replaced or operations that are performed during vehicle inspection or maintenance, calibration of other systems as well as the panoramic view monitor system may be needed.

Click here

HINT:

The displayed screens and items may differ depending on vehicle specifications.

DIAGNOSIS SCREEN TRANSITION (VIEW ADJUSTMENT)

DIAGNOSIS SCREEN TRANSITION (STEERING ANGLE SETTING)

DIAGNOSIS SCREEN TRANSITION (BACK CAMERA SETTING)

DIAGNOSTIC MODE

(a) Diagnostic mode

  • w/ Navigation system: Click here
  • w/o Navigation system: Click here

(b) Failure diagnosis

  • w/ Navigation system: Click here
  • w/o Navigation system: Click here

(c) System check (check using system check mode screen)

  • w/ Navigation system: Click here
  • w/o Navigation system: Click here

(d) Finish diagnostic mode.

  • w/ Navigation system: Click here
  • w/o Navigation system: Click here

SIGNAL CHECK (parking assist ECU input signal)

(a) Start diagnostic mode.

  • w/ Navigation system: Click here
  • w/o Navigation system: Click here

(1) Select "Function Check/Setting" on the "Service Menu" screen to display the "Function Check/Setting I" screen.

(2) Select "Camera Setting" on the "Function Check/Setting I" screen.

HINT:

After "Camera Setting" is selected, the screen transitions differ depending on whether initialization of the parking assist ECU was performed after parking assist ECU replacement.

Parking Assist ECU Initialization

Screen Transition

Not performed

"Signal Check" screen

Performed

"Mode Setting" screen

(3) When the screen changes to the "Mode Setting" screen, select "View Adjustment" to display the "Signal Check" screen.

HINT:

To select a grayed out item, select and hold the item for 2 seconds or more.

(b) Signal check

(1) On the "Signal Check" screen, it is possible to inspect the state of signals sent to the parking assist ECU and check the settings.

Item

Inspection Detail

Note

CAN

Speed signal input

When "CHK" (red) is displayed, selecting "Next" will not change to the next screen.

SHIFT

Reverse signal input

CAMERA SW

Panoramic view monitor switch signal input

HINT:

  • When "CHK" (red) is displayed, perform inspections based on the result of the following inspections.
  • If performing the adjustment after proceeding to the next screen, check that all items display "OK" (blue) before selecting "Next".

(c) CAN inspection

(1) Check that "OK" (blue) is displayed for "CAN" and select "OK".

HINT:

If "CHK" (red) is displayed for "CAN", check for DTCs and perform troubleshooting based on the output DTCs.

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(d) SHIFT inspection

(1) Check that "OK" (blue) is displayed for "SHIFT" and select "OK".

HINT:

If "CHK" (red) is displayed for "SHIFT", check for DTCs and perform troubleshooting based on the output DTCs.

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(e) CAMERA SW inspection

(1) Check that "OK" (blue) is displayed for "CAMERA SW" and select "OK".

HINT:

If "CHK" (red) remains displayed or the "CAMERA SW" inspection result is not normal, perform troubleshooting according to the Problem Symptoms Table ("CHK" message(s) are displayed on the "Signal Check" screen).

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(f) Finish diagnostic mode.

  • w/ Navigation system: Click here
  • w/o Navigation system: Click here

CAMERA DETECTION SETTING

HINT:

Illustrations may differ from the actual vehicle screen depending on the device settings and options. Therefore, some detailed areas may not be shown exactly the same as on the actual vehicle screen.

(a) Start diagnostic mode.

  • w/ Navigation system: Click here
  • w/o Navigation system: Click here

(1) Select "Function Check/Setting" on the "Service Menu" screen to display the "Function Check/Setting I" screen.

(2) Select "Camera Setting" on the "Function Check/Setting I" screen.

(b) Camera Detection Setting

(1) Select "Camera Detection Setting" on the "Mode Setting " screen.

(2) Select ON or OFF on the "Camera Detection Setting" screen as necessary.

HINT:

After selecting ON or OFF, return to the "Mode Setting" screen by selecting "OK" or "Back".

(c) Finish diagnostic mode.

  • w/ Navigation system: Click here
  • w/o Navigation system: Click here

CALIBRATION WHEN SERVICING VEHICLE

NOTICE:

Depending on the parts that are replaced or operations that are performed during vehicle inspection or maintenance, calibration of other systems as well as the panoramic view monitor system may be needed.

Click here

READ NEXT:

 Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART Panoramic View Monitor System DTC No. Detection Item DTC Detection Condition Link C1611 ECU Malfunction When any of the following conditions is met: E

 Dtc Check / Clear

DTC CHECK / CLEAR CHECK DTC (a) Connect the Techstream to the DLC3. (b) Start the engine. (c) Turn the Techstream on. (d) Enter the following menus: Chassis / Circumference Monitoring Camera Control M

 ECU Power Source Circuit

DESCRIPTION This circuit is the power source circuit to operate the parking assist ECU. The parking assist ECU controls the panoramic view monitor system. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTIC

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 Data List / Active Test

DATA LIST / ACTIVE TEST DATA LIST NOTICE: In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when deciding whether a part is faulty or not. HINT: Using the Techstream to read the Data List allows the values or states of

 Driving the vehicle

The following procedures should be observed to ensure safe driving: Driving procedure ■ Driving 1. With the brake pedal depressed, shift the shift lever to D. 2. If the parking brake is in manual mode, release the parking brake. 3. Gradually release the brake pedal and gently depress

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